DriveTechnology for headers - Catalogue - GROUP SCHUMACHER
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EWM Catalogue DriveTechnology | en | 3-2021
Catalogue
for headers
DriveTechnology
EWM® | The specialist in drive technology
EWM® is the brand that powers cutter bars. Loss-free power transmission is the stand-out Systems that optimize the power flow
feature of the EWM® Pro-Drive high-performance drive systems. Traditional drive systems EWM® has the perfect solution for any cutting system. Featuring innovative head bearings
usually lose on stroke force and range as levers and gearwheels control the power flow. and knife heads, EWM® knife drives ensure dependable harvesting all over the world.
Planetary gearboxes are different.
Renowned harvester brands in Europe, USA, Canada, Brazil and the Russian Federation rely
on EWM® branded planetary knife drives because of their versatility and reliability.
Contents
EWM® | The specialist in drive technology Page 2 -3
R&D cooperations and projects Page 3 -5
Knife drives Page 6 -7
Pro-Drive Module series Page 8 - 15
Pro-Drive Economy series Page 16 - 19
Pulleys Page 21
Head bearings Page 22 - 23
Knife heads Page 24 - 25
GROUP SCHUMACHER
Harvesting Solution Partner Page 26 - 27
2| |3
R&D cooperations and projects EWM® knife drives with Sensor Technology
The sensor technology allows the evaluation of performance data of a combine cutting
system. Various system conditions of the cutting system such as collisions or defects
We provide expert advice, select and configure components to individual needs and tailor n Modular Pro-Drive knife drives for high performance classes
can be detected in addition to throughput variations of the crop.
entire drive system to cutter bars of any size and capacity. Our EWM® brand is the synonym optionally in vertical or horizontal power flows
for a long-standing expertise in driving rigid and flexible headers. Presenting innovations
n Economy knife drives for mid-range performance classes
and developments that meet the demands of today and tomorrow, we are your enginee-
optionally in vertical or horizontal power flows Award winner!
ring partners in the following technologies:
Sensor Technology
n Sensor systems for knife drives
for knife drives
Predictive Density variations Uniform crop
maintenance, are measured flow by controlled Collision
NDA agreements 3D designs FEM analysis Sample and prototype manufacturing driver assistance instantly forward speed alarm
Processing
unit
constant Throughput &
machine performance CAN-BUS
h km/
km/ km/h h Driving speed
Fricti
o
nal fo
Cutti rce
ng fo
high average low
rce
Crop density
Sensor
Technology
4| |5
Pro-Drive planetary drives
Solutions for all your harvest needs
Pro-Drive planetary drives generate an absolutely straight stroke and this results EWM® offers a variety of drive solutions that are tailored to the anticipated loads
in an equally straight power flow and knife stroke. This loss-free transmission and forces and to the specific driveline.
of power into stroke force accounts for unflinching combine performance when
crops get difficult.
n High machine performance
n Optimized drive systems
Pro-Drive Module series* output features: Pro-Drive Economy series* output features
n Minimum downtime risk
n Low maintenance
Made to meet the highest standards, Pro-Drive Pro-Drive Economy series knife drives were developed
Module series knife drives are used in rigid and for applications where less drive power is required,
flex headers of very large cutting widths. for example for sunflower headers.
Design and function
n Maximum transferrable power: 10,8 kW n Maximum transferrable power: 3 KW
n Maximum transferrable torque: 109 Nm n Maximum transferrable torque: 49 Nm
n Maximum rotor speed: 810 U/min n Maximum rotor speed: 600 U/min
stroke
motion
+/- 0 mm
All knife drives are available with Sensor Technology as an option.
100% linear stroke
* Figures are based on a grain header with a calculated lifetime of
2 years or 1,500 operating hours.
6| |7
27
196
100,9
125,4
220
Typenschild
321,4
20
125 Nm / 92 ft. lb
SW 18
158,5
Pro-Drive 85MH (AS)
27
100,9
125,4
A >
125 Nm / 92 ft. lb
Hubrichtung
SW 18
A Hydro
system
Hubrichtung
A
A A A
196
220
Rating plate
Typenschild
321,4
120
20
120
158,5
27
100,9
4x 13
125,4
125 Nm / 92 ft. lb
250 220
4x 13
SW 18
Module series
A >
250 Stroke direction
Hubrichtung 220
A-A
Bezeichnung A (mm) B (mm)
Technical data Adapter für Ölmotor (AS03) 31,75
M10
A Adapter für Ölmotor (AS11) 25,40 ,35
Adapter für Ölmotor (AS13) 25,40
A
SW 5 Adapter für Ölmotor (AS04) 32,00 10
Pro-Drive 85MH (AS) A-A
Bezeichnung A (mm) Version
B (mm)
20 Nm / 15 ft. lb
Horizontal
Adapter für Ölmotor (AS02) 25,00
B
Type of transmission Hydraulic, hydro motor
Hydro motor system Adapter für Ölmotor (AS03) 31,75
120
M10
Description
Adapter für Ölmotor A (mm)
(AS11) B (mm)25,40 Knife
,35stroke 85 mm; 100 % linear
Hydro motor adapters
Adapter für (AS02) Ø 25,00
Ölmotor
(AS13) 8 25,40 Gear
ratio i=1
A
Hydro motor adapters (AS11) Ø 25,40 6,35
4x 13
SW 5 Adapter für Ölmotor (AS04) 32,00 Head
10 bearing type 27 mm Prisma connection
These knife drives are ready for connection to a hydro 20 Nm / 15 ft. lb Hydro motor adapters (AS13) Ø 25,40 8
250 Adapter für Ölmotor
220 (AS02) 25,00
Lubricant Lubricating grease (KP2, DIN 51502)
Hydro motor adapters (AS03) Ø 31,75 8
motor. Supplied with an adapter that matches the drive
B
Hydro motor adapters (AS04) Ø 32,00 10 Adapter diameter 25 mm – 32 mm (factory-supplied by order)
shaft diameter of the hydro motor, the unit typically drives
Weight *1 approx. 33,6 kg
cutter bars that offer various speeds.
*1 Pro-Drive 85MHv GK ASM04
A-A
Bezeichnung A (mm) B (mm)
Adapter für Ölmotor (AS03) 31,75
M10
Adapter für Ölmotor (AS11) 25,40 ,35
8| Adapter für Ölmotor (AS13) 25,40 |9
A
SW 5 Adapter für Ölmotor (AS04) 32,00 10
20 Nm / 15 ft. lb
Adapter für Ölmotor (AS02) 25,00 
166
190
Typenschild /
15
294,7
rating plate
155
103,4
Pro-Drive 85MH (AS)
27
127,9
125 Nm / 92 ft. lb
SW 18
Cardan shaft system
>
A Hubrichtung / stroke direction
A
166,8
190
Rating plate /
Typenschild
15
294,7
130
rating plate
155
103,4
27
127,9
4x 13
125 Nm / 92 ft. lb
Module series
200 130
SW 18
160
>
A Stroke/ direction
Hubrichtung stroke direction
A
Technical data
Pro-Drive 85MH (AS)
Version Horizontal
Cardan shaft system
Type of transmission Mechanical, cardan shaft
130
Knife stroke 85 mm; 100 % linear
Gear ratio i=1
This flange-mounted knife drive was developed for headers
4x 13
Head bearing type 27 mm Prisma connection
and machines that rely on a cardan shaft to drive the cutter 200 130
160 Lubricant Lubricating grease (KP2, DIN 51502)
bar. The unit is also available with a regular 1 3/8inch, six-
Weight *1 approx. 33,3 kg
spline pto shaft as an option. This drive is the unit of choice for
*1 Pro-Drive 85MHsv GK AS21
headers with variable table widths.
10 | | 11
Typenschild /
1
20
rating plate
279,8
158,5
27
100,9
125,4
Pro-Drive 85MH (RS)
125 Nm / 92 ft. lb
SW 18
>
A Hubrichtung / stroke direction
Pulley drive system
210
A
154,4
210
123,5
Typenschild
Rating plate /
20
rating plate
279,8
120
158,5
27
100,9
125,4
4x 13
125 Nm / 92 ft. lb
SW 18
250 220
>
Module series A Hubrichtung
Stroke/direction
stroke direction
A
Technical data
Pro-Drive 85MH (RS) Version Horizontal
Type of transmission Mechanical, belt-driven
Pulley drive system
120
Knife stroke 85 mm; 100 % linear
Gear ratio i=1
4x 13
Head bearing type 27 mm Prisma connection
This drive transmits the power to the cutting system via a
250 220 Lubricant Lubricating grease (KP2, DIN 51502)
horizontal pulley. The variable working diameter of the pul-
Pulley diameter 178 – 200 mm (selectable, factory-fitted)
ley is customized and factory-fit. Typically used on standard
Belt tread C (DIN 2215)
headers.
Weight *1 approx. 32,3 kg
*1 Pro-Drive 85MH GK RSM03
12 | | 13
2
158,5
27
99,6
124,1
125 Nm / 92 ft. lb
Pro-Drive 85MV (RS)
SW 18
>
A
Hubrichtung
Pulley drive system
80 116
88
250 A
180 - 240
63
196
120
397,1
153
106
Rating plate
Typenschild
20
4x 13
220
240
158,5
Module series
27
99,6
124,1
125 Nm / 92 ft. lb
SW 18
Technical data
>
A
Hubrichtung
Stroke direction
Pro-Drive 85MV (RS) Version Vertikal
Type of transmission Mechanical, belt-driven
Pulley drive system
Knife stroke 85 mm; 100 % linear
250 A
Gear ratio i = 1,111
Head bearing type 27 mm Prisma connection
This knife drive transmits the power to the cutting system via
Lubricant Lubricating grease (KP2, DIN 51502)
a vertical pulley which guides the belt without redirecting the
Pulley diameter 180 mm – 240 mm (factory-supplied by order)
196
power flow. Choice of factory-fitted pulleys. This versatile drive
120
106 Belt tread SPC (DIN 7753)
is used in a variety of header types.
Weight *1 approx. 35,2 kg
4x 13
240
220 *1 Pro-Drive 85MVv GKF RS11
14 | | 15
130
90,5
Typenschild
10
234,5
Pro-Drive 80EH (RS)
134
17
80
104,5
72 Nm / 53 ft. lb
SW 8
A Pulley
>
Hubrichtung
system
A
130
90,5
Rating plate
Typenschild
10
234,5
113,1
134
17
80
104,5
72 Nm / 53 ft. lb
4x 10,2
SW 8
200 113,1
>
Economy series
A
Hubrichtung
Stroke direction 136
A
Technical data
113,1
Pro-Drive 80EH (RS) Version Horizontal
Type of transmission Mechanical, belt-driven
Pulley drive system
4x 10,2
200 113,1 Knife stroke 80 mm; 100 % linear
136 Gear ratio i=1
Head bearing type 17 mm EasyConnect attachment
This compact and light-weight knife drive relies on a hori-
Lubricant Lubricating grease (KP2, DIN 51502)
zontal pulley that sends the power directly to the cutter bar,
Pulley diameter 200 mm
making it the drive of choice for small rapeseed and sunflower
Belt tread SPC (DIN 7753)
headers.
Weight *1 approx. 22,6 kg
*1 Pro-Drive 80EH GKec RSE01
16 | | 17
14
14
10
10
134 134
17,5
80
80
104,5
104,5
Pro-Drive 80EV (RS)
72 Nm / 53 ft. lb
72 Nm / 53 ft. lb
SW 8
SW 8
> >
A A
Hubrichtung Hubrichtung
Pulley drive system
66 113,5
85,5
A A
180 - 240
68,5
181,5
181,5
113,1
113,1
Rating plate
Typenschild 97 97
368
143,5
4x 10,2
4x 10,2
113,1 113,1
10
240 240 136 136
134
17,5
Economy series
80
104,5
72 Nm / 53 ft. lb
SW 8
>
A
Hubrichtung
Stroke direction
Technical data
Version Vertical
Pro-Drive 80EV (RS) A Type of transmission Mechanical, belt-driven
Knife stroke 80 mm; 100 % linear
Pulley drive system
Gear ratio i=1
Head bearing type 17 mm EasyConnect attachment
181,5
113,1
97 Lubricant Lubricating grease (KP2, DIN 51502)
This compact and light-weight knife drive version with vertical
Pulley diameter 180 mm – 240 mm (factory-supplied by order)
pulley has an integral right-angle gearbox which eliminates
Belt tread SPC (DIN 7753)
4x 10,2
113,1
belt deflection. Choice of factory-fitted pulleys. 240 136
Weight *1 approx. 24,9 kg
*1 Pro-Drive 80EV GKecF RS15
18 | | 19Our standard pulleys
22
A
B
22
34°
X
Technical data
Our standard pulleys
Description A (mm) B (mm)
Standard pulley D=180 (RS15) 180 240
Standard pulley D=190 (RS19) 190 240
The Pro-Drive 85MV (RS) and Pro-Drive 80EV (RS) knife drives
Standard pulley D=200 (RS10) 200 240
are available with a large range of pulleys in different sizes and
Standard pulley D=210 (RS20) 210 240
specifications. All pulleys have the Profil SPC (DIN 7753) tread
Standard pulley D=220 (RS11) 220 240
as standard. Further pulleys for paired and poly belts are avail-
Standard pulley D=230 (RS12) 230 240
able on request.
Standard pulley D=240 (RS13) 240 240
20 | | 21Head bearing for Pro-Drive planetary drives
Head bearing with plastic ring Head bearing with steel ring Head bearing with steel pot
Head bearing
for Pro-Drive planetary drives
A unique connection
Pro-Drive planetary drives transmit the power to the cutting
system via custom-design bearings. EWM® head bearings
offer two different connections that suit the specific knife
drive. The prismatic connection
The head bearings for the Pro-Drive M series drives have pris- n Replaceable plastic ring n Also for 7.50 m+ cutting widths n Also for 7.50 m+ cutting widths
matic connections. Fixed by two bolts, the snug-fit design of- n This type of connection suits less demanding harvest n A steel ring allows the power transmission between n A steel pot allows the power transmission between
fers particularly high resistance to stress and strain. conditions and medium cutting widths of up to 7.50 m the drive head and the bearing the drive head and the bearing
n For less contaminating conditions n The power flows radially into the core of the head n The power flows radially into the core of the head
By contrast, Pro-Drive E series drives feature the EasyConnect bearing bearing
connection, which stands out for its very easy, fast and sin- The EasyConnect connection n Heat can dissipate more easily; more self-adjusting n Heat can dissipate more easily; more self-adjusting
gle-bolt assembly. n Reduces fitting and adjusting errors n The bearing is fully enclosed and protected from shock
loads and the ingress of soil
22 | | 23Knife heads for Pro-Drive knife drives
Welded assemblies Cast assemblies
Knife heads
The key to the cutting system
Knife heads are as versatile as the machines they are built into. n A large choice of different assemblies allows you to n Consistent power flow from the knife head to the
The design and specification of the knife head is critical for the choose the perfect connection for your cutting system cutting system
life span of the entire cutting system. Our long-standing expe- n Custom production including low-volume series n Economical for high-volume productions
rience allows us to design the perfect solution for your cutting n Designs with plastic ring or cylindrical hole suit n Designs with plastic ring or cylindrical hole to suit
system. We design and manufacture your knife head as weld- different types of head bearings different head bearings
ed assemblies or the cast assembly. n Also available with ball joint to connect to a
wobble gearbox
24 | | 25Components & systems for harvesting machines
GROUP SCHUMACHER is a medium-sized global player in agricultural technology
and an employer of more than 500 people around the world.
Our portfolio for combine harvesters
We are driven by the passion to improve harvester systems and components and Our worldwide services:
make them available to all users.
A EasyCut II cutting system
Drawing on an extensive experience and market proximity, we develop innova-
A Crop lifter
tive harvesting solutions that boost the productivity of manufacturers, farmers, Technical
R&D projects Pre-assemblies Custom systems
contractors and dealers alike. cooperation
A Modular reel
A Pro-Drive knife drive Just-in-time Training Parts supply Marketing &
Harvesting Solution Partner
dispatch and consultancy services public relations
A Straw chopper knife
26 | | 27Perfect Harvest.
SCHUMACHER GmbH
Siegener Straße 10 . 57612 Eichelhardt / Germany
Fon +49 (0) 26 81 - 80 09 0 . Fax +49 (0) 26 81 - 80 09 90
info@groupschumacher.com
www.groupschumacher.com
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